Check in codegen test expectations.

test/codegen/expect/language/field_parameter_test.js

Index: test/codegen/expect/language/field_parameter_test.js
diff --git a/test/codegen/expect/language/field_parameter_test.js b/test/codegen/expect/language/field_parameter_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..44e99f660cb54b2603ebce494f365769214e49fe
--- /dev/null
+++ b/test/codegen/expect/language/field_parameter_test.js
@@ -0,0 +1,91 @@
+dart_library.library('language/field_parameter_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__field_parameter_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const field_parameter_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  field_parameter_test.A = class A extends core.Object {
+    new(x) {
+      this.x = x;
+    }
+    named(x) {
+      if (x === void 0) x = null;
+      this.x = x;
+    }
+    named2(x) {
+      if (x === void 0) x = 2;
+      this.x = x;
+    }
+    named3() {
+      this.x = 4;
+    }
+  };
+  dart.defineNamedConstructor(field_parameter_test.A, 'named');
+  dart.defineNamedConstructor(field_parameter_test.A, 'named2');
+  dart.defineNamedConstructor(field_parameter_test.A, 'named3');
+  dart.setSignature(field_parameter_test.A, {
+    constructors: () => ({
+      new: dart.definiteFunctionType(field_parameter_test.A, [core.int]),
+      named: dart.definiteFunctionType(field_parameter_test.A, [], [core.int]),
+      named2: dart.definiteFunctionType(field_parameter_test.A, [], [core.int]),
+      named3: dart.definiteFunctionType(field_parameter_test.A, [])
+    })
+  });
+  field_parameter_test.B = class B extends field_parameter_test.A {
+    new(x) {
+      super.new(core.int._check(dart.dsend(x, '+', 10)));
+    }
+    named_() {
+      super.named();
+    }
+    named(x) {
+      super.named(core.int._check(dart.dsend(x, '+', 10)));
+    }
+    named2_() {
+      super.named2();
+    }
+    named2(x) {
+      super.named2(core.int._check(dart.dsend(x, '+', 10)));
+    }
+    named3() {
+      super.named3();
+    }
+  };
+  dart.defineNamedConstructor(field_parameter_test.B, 'named_');
+  dart.defineNamedConstructor(field_parameter_test.B, 'named');
+  dart.defineNamedConstructor(field_parameter_test.B, 'named2_');
+  dart.defineNamedConstructor(field_parameter_test.B, 'named2');
+  dart.defineNamedConstructor(field_parameter_test.B, 'named3');
+  dart.setSignature(field_parameter_test.B, {
+    constructors: () => ({
+      new: dart.definiteFunctionType(field_parameter_test.B, [dart.dynamic]),
+      named_: dart.definiteFunctionType(field_parameter_test.B, []),
+      named: dart.definiteFunctionType(field_parameter_test.B, [dart.dynamic]),
+      named2_: dart.definiteFunctionType(field_parameter_test.B, []),
+      named2: dart.definiteFunctionType(field_parameter_test.B, [dart.dynamic]),
+      named3: dart.definiteFunctionType(field_parameter_test.B, [])
+    })
+  });
+  field_parameter_test.main = function() {
+    expect$.Expect.equals(0, new field_parameter_test.A(0).x);
+    expect$.Expect.equals(null, new field_parameter_test.A.named().x);
+    expect$.Expect.equals(1, new field_parameter_test.A.named(1).x);
+    expect$.Expect.equals(2, new field_parameter_test.A.named2().x);
+    expect$.Expect.equals(3, new field_parameter_test.A.named2(3).x);
+    expect$.Expect.equals(4, new field_parameter_test.A.named3().x);
+    expect$.Expect.equals(10, new field_parameter_test.B(0).x);
+    expect$.Expect.equals(null, new field_parameter_test.B.named_().x);
+    expect$.Expect.equals(11, new field_parameter_test.B.named(1).x);
+    expect$.Expect.equals(2, new field_parameter_test.B.named2_().x);
+    expect$.Expect.equals(13, new field_parameter_test.B.named2(3).x);
+    expect$.Expect.equals(4, new field_parameter_test.B.named3().x);
+  };
+  dart.fn(field_parameter_test.main, VoidTodynamic());
+  // Exports:
+  exports.field_parameter_test = field_parameter_test;
+});